ZIP Code 66776

66776 is one of Kansas's ZIP codes, delivering to addresses in Thayer, Neosho County.

City: Thayer
County: Neosho County
State: Kansas
Prefix: 667xx

Where this code sits

66776 is part of the 667xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Thayer.

Thayer Kansas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 66776 delivers to without sharing its boundary.

620 Area code 620

ZIP codes nearest 66776

The ZIP codes whose reference points sit closest to 66776.
ZIP code	Distance	Delivers to
ZIP code 66740	5.5 mi	Galesburg, KS
ZIP code 67341	9.4 mi	Dennis, KS
ZIP code 66710	11 mi	Altoona, KS
ZIP code 66757	12 mi	Neodesha, KS
ZIP code 67357	13 mi	Parsons, KS
ZIP code 67335	14 mi	Cherryvale, KS
ZIP code 66720	15 mi	Chanute, KS
ZIP code 66733	16 mi	Erie, KS

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 66776, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 66776. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.